feat: add hackdesk (#442)

Author: EastSun5566

README.md

@@ -335,6 +335,7 @@ A curated collection of the best stuff from the Tauri ecosystem and community.
 - [GitBar](https://github.com/mikaelkristiansson/gitbar) - System tray app for GitHub reviews.
 - [Gitification](https://github.com/Gitification-App/gitification) - Menu bar app for managing Github notifications.
 - [Google Task Desktop Client](https://github.com/codad5/google-task-tauri) - Google Task Desktop Client
+- [HackDesk](https://github.com/EastSun5566/hackdesk) - Hackable HackMD desktop application.
 - [jasnoo](https://jasnoo.com) ![closed source] ![paid] - Desktop software designed to help you solve problems, prioritise daily actions and focus
 - [Kanri](https://github.com/trobonox/kanri) - Cross-platform, offline-first Kanban board app with a focus on simplicity and user experience.
 - [Kianalol](https://github.com/zxh3/kianalol) - Spotlight-like efficiency tool for swift website access.